NORTH AMERICAN CONCHOLOGY. 



is: 



Page. 



Ifame. 



Locality. 



62 



Unio nervosus Raf. 



U. Donaciformis Lea. 



Ohio. 





var. U. zigzag Lea. 



Falls of Ohio. 



62 



nexus Saij. 



U. Arcarformis Lea. 



Cumberland river. 



62 



Nicklinianus Lea. 



Mexico. 



62 



nitens Lea. 



Long creek, Tenn. 



62 



nodulatus Eaf. 

 JJ. pustulatus Lea. 



Ohio river. 



62 



Novi-Eboraci Lea. 



New York. 



63 



obesus Lea. 



York river, Va. 



63 



obliquatus Raf. 



Ohio. 





var. U. ridibundis Say. 



Kentucky. 





sulcatus Lea. 





63 



obliquus Lam. 

 U. ohovalis Raf. 

 var. U. ehenus Lea. 



Ohio river. 



63 



Ohioensis Raf. 



Anodonta Ohiensis Raf. 

 var. U. Ixinssimus Lea. 



Ohio river. 



63 



ochraceus Say. 



Passaic river. 





var. Si/mphynota ochracea Lea. 



Kew Jersey. 





JSfytilusJluviatilis Gmelin. 



Schuylkill river. 



63 



olivarius Raf. 



Ohio river, Kentucky, 





var. U. ellipsis Lea. 



Tennessee. 



63 



ovalia Flem. 



U. nodulosus Lam., &c. &c. 



Lake Champlain. 



63 



ovatus Su)/. 



U. j'entricosus Desh. 

 var. U. suhovatus Desh. 

 orridois Desli. 



Ohio river. 



63 



oviformis Conrad. 



Tennessee. 



63 



paludicolor Gould. 



Everglades, Fla. 



63 



papyracea Could. 



Miami river. 



63 



parvus IJanus. 



Ohio and Fox rivers. 



64 



paulua Lea. 



Georgia. 



64 



pectorosus Conrad. 

 U. perdix Lea. 



Ilarpeth river. 



6-4 



personatus Saij. 



Wabash river. 





var. U. capillaris Lea. 



Cumberland river. 





pilcus Lea. 





64 



pictus Lta. 



Ilarpeth river. 



64 



pilaris A"x. 



Tennessee. 



64 



planilateris ('unrad. 



Yadkin river. 



64 



plenus Lea. 



Ohio river. 



